33149967 has 8 divisors (see below), whose sum is σ = 44497200. Its totient is φ = 21951360.

The previous prime is 33149959. The next prime is 33149989. The reversal of 33149967 is 76994133.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 33149967 - 2³ = 33149959 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33149867) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36634 + ... + 37527.

It is an arithmetic number, because the mean of its divisors is an integer number (5562150).

Almost surely, 2^33149967 is an apocalyptic number.

33149967 is a deficient number, since it is larger than the sum of its proper divisors (11347233).

33149967 is a wasteful number, since it uses less digits than its factorization.

33149967 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74313.

The product of its digits is 122472, while the sum is 42.

The square root of 33149967 is about 5757.6008024176. The cubic root of 33149967 is about 321.2385819598.

The spelling of 33149967 in words is "thirty-three million, one hundred forty-nine thousand, nine hundred sixty-seven".